#!/usr/bin/python2.7 -E
#
# Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
#
'''
Return a list AI Services
'''

import logging
import os
import simplejson
import sys

from operator import itemgetter

from solaris_install import SCRIPT_LOGGER_NAME
from solaris_install.ai.server import Server


def get_services_list():
    '''Return a listof AI services'''
    output_list = []
    services = Server.get_instance().get_services()
    for svc in services:
        svc_wiz_dir = os.path.join(svc.image_path, 'auto_install/wizard')

        if os.path.isdir(svc_wiz_dir):
            service = {}
            # save the fields we want
            service['name'] = svc.name
            service['aliasof'] = svc.alias_of_str if svc.alias_of else "-"
            service['status'] = svc.status
            service['arch'] = svc.arch_str
            service['path'] = svc.image_path
            output_list.append(service)

    return sorted(output_list, key=itemgetter('name'))


def main():
    '''Main listservices method'''
    # Configure script logger to output to stderr so logging gets stored
    # in apache error_log
    logging.basicConfig(stream=sys.stderr, level=logging.INFO,
                        format="%(message)s")
    logging.getLogger(SCRIPT_LOGGER_NAME)

    # Ensure default handlers created are at the level we want here.
    for handler in logging.getLogger().handlers:
        handler.setLevel(logging.INFO)

    print simplejson.dumps(get_services_list())

if __name__ == "__main__":
    print "Content-Type: text/json\n"

    # Ensure we always make a valid response by catching
    # any exceptions that occur
    try:
        main()
    except:
        pass